halo sign

noun

The finding of a dark halo around the arterial lumen on ultrasound, suggesting a diagnosis of temporal arteritis.

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Meanings

nounhalo sign (plural halo signs)

plural halo signs

  1. medicineThe finding of a dark halo around the arterial lumen on ultrasound, suggesting a diagnosis of temporal arteritis.
Cite this entry
APA

halo sign. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/halo%20sign

MLA

“halo sign.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/halo%20sign. Accessed November 5, 2026.

Chicago

WatkinsX Dictionary, s.v. “halo sign,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/halo%20sign.

Source: halo sign on Wiktionary, CC BY-SA 4.0.